The sedan BMW 315 1934 - 1937 year modification 1.5 MT (34 hp)

BMW 315: A Classic Sedan with Timeless Appeal

The BMW 315, produced between 1934 and 1937, is a classic example of German engineering from the pre-war era. As a two-door sedan, it combines elegance with practicality, making it a standout in the realm of vintage passenger cars. With its 1.5-liter petrol engine and manual transmission, the BMW 315 offers a nostalgic driving experience that appeals to collectors and enthusiasts alike. This article delves into the key features, strengths, and limitations of this iconic vehicle.

Design and Body

The BMW 315 boasts a sleek and compact design, with a length of 3900 mm, a width of 1440 mm, and a height of 1550 mm. Its wheelbase of 2400 mm ensures stability, while the front and rear track widths of 1153 mm and 1220 mm, respectively, contribute to its balanced handling. The sedan body type provides ample space for passengers, making it a practical choice for its time. The two-door configuration adds a touch of sophistication, reflecting the design trends of the 1930s.

Engine and Performance

Under the hood, the BMW 315 is powered by a 1.5-liter inline-six petrol engine, delivering 34 horsepower at 4000 rpm. The carburetor-based fuel system and a compression ratio of 5.6 ensure reliable performance, although the lack of boost technology limits its power output by modern standards. The engine's cylinder arrangement and 2 valves per cylinder highlight the simplicity and efficiency of early automotive engineering. While the maximum torque is undefined, the car's lightweight construction and rear-wheel-drive system provide a responsive and engaging driving experience.

Transmission and Drivetrain

The BMW 315 features a 4-speed manual transmission, which was a standard configuration during its production years. The rear-wheel-drive setup enhances traction and control, making it suitable for both city driving and open-road adventures. The mechanical transmission, though less refined compared to modern systems, offers a raw and authentic driving feel that is cherished by vintage car enthusiasts.

Suspension and Brakes

The suspension system of the BMW 315 is a testament to its era, featuring dependent leaf springs at both the front and rear. While this setup provides adequate comfort and stability, it lacks the sophistication of modern suspension systems. The drum brakes on both the front and rear wheels offer sufficient stopping power, though they require more effort compared to contemporary disc brakes. These features reflect the technological limitations of the 1930s but contribute to the car's historical authenticity.

Pros and Cons

The BMW 315 is a vehicle that embodies the charm and craftsmanship of its time. Its strengths lie in its elegant design, reliable engine, and historical significance. However, it also has limitations, such as its modest power output and outdated suspension and braking systems. Below is a summary of its key pros and cons:

• Pros: Timeless design, historical value, engaging manual transmission, and rear-wheel-drive dynamics.
• Cons: Limited horsepower, basic suspension, and drum brakes that may feel outdated by today's standards.

Conclusion

The BMW 315 is more than just a car; it is a piece of automotive history. Its combination of classic design, mechanical simplicity, and historical significance makes it a prized possession for collectors. While it may not match the performance or comfort of modern vehicles, its charm lies in its ability to transport drivers back to a bygone era. For those seeking a vintage car with character and heritage, the BMW 315 is an excellent choice.